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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Implementation of Logic Gates

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Beginner

Intermediate

Advanced

The scan time of PLC depends upon:

a: Processor speed and program length Explanation

Explanation

b: I/O density Explanation

Explanation

c: None of these Explanation

Explanation

d: Both a and b Explanation

Explanation

The programming device must be connected to the controller

a: At all times Explanation

Explanation

b: When entering the program Explanation

Explanation

c: When program is running Explanation

Explanation

d: When program is stopped Explanation

Explanation

The ----- will account for the most of the total memory of a given PLC program.

a: User program Explanation

Explanation

b: Output image table Explanation

Explanation

c: Input image table Explanation

Explanation

d: All of these Explanation

Explanation

While developing the ladder program the contacts are in:

a: Any state (either energised or de-enrgised) Explanation

Explanation

b: Energised state Explanation

Explanation

c: De-energised state Explanation

Explanation

d: All of these Explanation

Explanation

Which of the following is not a factor in determining the total scan time of a PLC:

a: Total no. of inputs and outputs Explanation

Explanation

b: Programming method Explanation

Explanation

c: Program Length Explanation

Explanation

d: All of these Explanation

Explanation

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